But at my back from time to time I hear
The sound of horns and motors, which shall bring
Sweeney to Mrs. Porter in the spring.

197. Cf. Day, Parliament of Bees:

“When of the suddden, listening, you shall hear,
“A noise of horns and hunting, which shall bring
“Actaeon to Diana in the spring,
“Where all shall see her naked skin...”